Want this question answered?
The first watch was made in1965
you remove the back and the serial number should be on the movement or the face at the very bottom, the last two digits is the year made
You have to tell us who made it.
what year was the wireless communication invented
1776
Ask in School. This is where they usually tell you about Puberty.
Usually by the serial number.
By the serial number
The date on the coin will tell what year it was made.
It is only an identifying mark. It MAY tell you what year it was made.
No way to tell. You can look up that patent, and it will tell you what year that patent was granted- but there is no way of telling when it was made, other than AFTER that patent was granted.
The Nintendo Game and Watch was Made 30 Years ago being the the first Nintendo Handheld Console.